CN103517311B - Method and device simulating wireless network - Google Patents
Method and device simulating wireless network Download PDFInfo
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- CN103517311B CN103517311B CN201310412751.XA CN201310412751A CN103517311B CN 103517311 B CN103517311 B CN 103517311B CN 201310412751 A CN201310412751 A CN 201310412751A CN 103517311 B CN103517311 B CN 103517311B
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Abstract
The invention aims to provide a method and a device simulating a wireless network. According to the method and the device, to-be-adjusted network performance parameters of local network equipment of a local wireless network are determined according to network performance parameters of the wireless network to be simulated, then the local network equipment is controlled according to the to-be-adjusted network performance parameters for simulating the wireless network with the network performance parameters to be simulated, and therefore users can simulate the wireless network with the specified network performance parameters, and the time and the money cost for setting up a general mobile system are saved. Furthermore, the detection efficiency of detecting whether mobile application has problems under different wireless network environments can be improved. Meanwhile, according to the method and the device, the wireless network with the network performance parameters to be simulated can be simulated according to the to-be-adjusted network performance parameters required by the users so that various wireless network environments can be provided.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of technology of analog wireless networks.
Background technology
Currently, the development with wireless network and Mobile solution learn to people, work and the infiltration lived, Ren Menyue
To obtain information using the Mobile solution in user equipment by wireless network manyly.Typically issuing a Mobile solution
Before, to this Mobile solution, the Performance And Reliability under different wireless network environments is carried out publisher's needs of Mobile solution
Test, to provide stable, reliable Mobile solution.
There is not the mode of effective simulation wireless network, therefore, the publisher of Mobile solution is general in prior art
Only by following two modes, Mobile solution can be tested:1)Voluntarily building can be with controlled universal mobile communications system
System, however, this mode is costly, relatively costly;2)Manually tested under various wireless network environments, for example, obtained
Take the user of the multiple Mobile solution test result under multiple different wireless network environments, however, due to Mobile solution
User do not know about the programming of Mobile solution, this mode is unfavorable for finding Mobile solution in different wireless network rings
Problem that may be present under border;Again for example, the publisher of Mobile solution is voluntarily carried out under multiple different wireless network environments
Test, however, this mode needs to expend substantial amounts of man power and material.
Content of the invention
It is an object of the invention to provide a kind of method and apparatus of analog wireless networks.
According to an aspect of the invention, it is provided a kind of method of analog wireless networks, the method comprises the following steps:
A, according to the network performance parameter of wireless network to be simulated, to determine the local network device of Local wireless network
Network performance parameter to be adjusted;
B, according to described network performance parameter to be adjusted, is controlled to described local network device, has institute to simulate
State the wireless network of network performance parameter to be simulated.
According to another aspect of the present invention, additionally provide a kind of device of analog wireless networks, this device includes:
First parameter determination device to be adjusted, for the network performance parameter according to wireless network to be simulated, to determine
The network performance parameter to be adjusted of the local network device of Local wireless network;
Control device, for according to described network performance parameter to be adjusted, being controlled to described local network device,
With simulate have described in network performance parameter to be simulated wireless network.
Compared with prior art, the present invention passes through the network performance parameter according to wireless network to be simulated, and to determine this
The network performance parameter to be adjusted of the local network device of ground wireless network, then, according to described network performance to be adjusted
Parameter, is controlled to described local network device, with simulate have described in network performance parameter to be simulated wireless network;
Allow user to simulate the wireless network with specific network performance parameter, saved and thrown by building General Mobile system
The time and money cost entering;Further, detection Mobile solution can be improved have problems under different wireless network environments
Detection efficiency.Meanwhile, the present invention can also network performance parameter to be simulated according to needed for user, to simulate and there is this to treat
The wireless network of the network performance parameter of simulation, to provide multiple different wireless network environments.Especially, the present invention can be with mould
Draw up has the wireless network of poor network performance parameter, for example, the wireless network of interruption.The present invention is using the side of modeling of equal value
Formula carrys out analog wireless networks, has broken traditional technology prejudice to carry out emulation testing using UMTS, has obtained
Obtained the beneficial effect improving model accuracy, reducing simulated cost.
Brief description
By reading the detailed description that non-limiting example is made made with reference to the following drawings, other of the present invention
Feature, objects and advantages will become more apparent upon:
Fig. 1 illustrates the method flow diagram of the analog wireless networks according to one aspect of the invention;
Fig. 2 illustrates the schematic device of analog wireless networks according to a further aspect of the present invention.
In accompanying drawing, same or analogous reference represents same or analogous part.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Methods and apparatus of the present invention is realized at processing equipment end, such as to be realized by local network device control device.?
This, the equipment that described processing equipment including but not limited to can be controlled to local network device.If no special instructions, herein
Middle processing equipment is equal to local network device control device use.
Those skilled in the art will be understood that above-mentioned local network device control device is only for example, and other are existing or modern
The processing equipment being likely to occur afterwards is such as applicable to the present invention, and within also should being included in the scope of the present invention, and here is to draw
It is incorporated herein with mode.
Here, user equipment includes but is not limited to any one can pass through keyboard, remote control, touch pad or sound with user
Control equipment carries out the electronic product of man-machine interaction, such as computer, mobile phone, smart mobile phone, PDA, game machine or IPTV etc..Institute
State network and include but is not limited to the Internet, wide area network, Metropolitan Area Network (MAN), LAN, VPN, wireless self-organization network(Ad Hoc net
Network)Deng.
Communication mode between local network device and user equipment be including but not limited to based on such as ICP/IP protocol,
The packet data transmission of udp protocol etc., and/or based on the data transfer in the wireless context under 802.11 protocol suites;And,
Communication mode between each user equipment and each local network device is separate.Those skilled in the art will be understood that
State local network device, user equipment and connect network therebetween, communication mode is only for example, other are existing or from now on may be used
Local network device, user equipment or network, the communication mode that can occur such as are applicable to the present invention, also should be included in the present invention
Within protection domain, and here is incorporated herein with way of reference.
Here, outside network device is including but not limited to as network host, single network server, multiple webserver
Collection or the cloud of multiple server composition;Wherein, cloud is by based on cloud computing(Cloud Computing)A large amount of computers or network
Server is constituted, and cloud computing is one kind of Distributed Calculation, and one be made up of the loosely-coupled set of computers of a group virtual
Supercomputer.
Fig. 1 illustrates the method flow diagram of the analog wireless networks according to one aspect of the invention.
Specifically, in step sl, processing equipment 1, according to the network performance parameter of wireless network to be simulated, to determine
The network performance parameter to be adjusted of the local network device of Local wireless network;In step s 2, processing equipment 1 is according to described
Network performance parameter to be adjusted, is controlled to described local network device, with simulate have described in internetworking to be simulated
The wireless network of energy parameter.
It is constant work between above steps, here, it will be understood by those skilled in the art that " continuing " refers to
State each step respectively in real time, or require according to mode of operation that set or real-time adjustment, processing equipment 1 carries out to be adjusted
The determination of network performance parameter, the simulation of wireless network etc., until processing equipment 1 stops determining network performance ginseng to be adjusted
Number.
In step sl, processing equipment 1, according to the network performance parameter of wireless network to be simulated, to determine local wireless
The network performance parameter to be adjusted of the local network device of network.
Wherein, the network performance parameter of described wireless network to be simulated refers to, user needs the wireless network institute of simulation
The network performance parameter having;Described Local wireless network refers to, local network device, user equipment 2 and both between
The wireless network that formed of local network;Described local network device refers to, it is possible to provide the wireless signal transmitting-receiving of wireless signal
Equipment, for example, has the wireless network card of WIFI hot spot function, the wireless communication that user equipment 2 can be provided by this wireless network card
Number to be communicated with outside network device 3;Described network performance parameter to be adjusted refers to, processing equipment 1 is to local network
Equipment is controlled the network performance parameter of required foundation.
Wherein, the including but not limited to following at least any one of described network performance parameter:
1)Message transmission rate;Message transmission rate is numerically equal to transmission each second and constitutes the bit number of data code
Amount, the unit of message transmission rate is bits per second(bit/s);
2)Data transmission delay;Data transmission delay refers to from starting to send required for Frame is sent to Frame
All Time, the unit of data transmission delay is millisecond(ms);
3)Packet loss;Packet loss refers to that data packet number lost in the transmission accounts for the ratio of sent packet;
4)Disable duration and/or enable duration;Disable duration and refer to that the time of local network device stopping receiving and transmitting signal is long
Degree, enables duration and refers to that local network device opens the time span of receiving and transmitting signal, disable duration and/or the unit enabling duration
It is the second(s).
Wherein, the mode of the network performance parameter that described processing equipment 1 obtains wireless network to be simulated includes but does not limit
In following at least any one:
1)Processing equipment 1 using predetermined network performance parameter as wireless network to be simulated network performance parameter;Its
In, predetermined network performance parameter refers to, the network performance parameter of fixation set in advance.Especially, predetermined network performance
Parameter can be one group of poor network performance parameter, and for example, message transmission rate is 20kbit/s, data transmission delay
1000ms, packet loss 30%, disable duration 3s, enable duration 20s, then, processing equipment 1 according to this group network performance parameter
Determine network performance parameter to be adjusted, subsequently, in step s 2, processing equipment 1 according to determined by internetworking to be adjusted
Energy parameter, is controlled to local network device, to simulate the wireless network with poor network performance parameter;
2)Processing equipment 1 obtains the network performance parameter to be simulated of user's submission by the interactive operation with user;
For example, processing equipment 1 provides interactive interface for the network performance parameter of user input simulation required for it, and then, process sets
The network performance parameter that standby 1 acquisition user is inputted, subsequently, processing equipment 1 is using the network performance parameter being inputted as treating mould
The network performance parameter of the wireless network intended.
Those skilled in the art only will be understood that the mode of the above-mentioned network performance parameter obtaining wireless network to be simulated
For citing, for example, processing equipment 1 also can obtain multigroup predetermined network performance parameter, then, processing equipment 1 by with user
Interactive operation obtaining a group in multigroup predetermined network performance parameter selected by user, subsequently, processing equipment 1 is by user
The predetermined network performance parameter of this group selected as the network performance parameter of wireless network to be simulated, other existing or
The mode of the network performance parameter obtaining wireless network to be simulated being likely to occur from now on is such as applicable to the present invention, also should wrap
Within being contained in the scope of the present invention, and here is incorporated herein with way of reference.
Wherein, described processing equipment 1 determines local wireless network according to the network performance parameter of wireless network to be simulated
Including but not limited to following 3 kinds of the mode of the network performance parameter to be adjusted of the local network device of network:
1)The network performance parameter of wireless network to be simulated is joined by processing equipment 1 directly as network performance to be adjusted
Number.
Specifically, when the network performance parameter of the external network being connected with Local wireless network and Local wireless network
The network performance parameter of local network is all much better than when the network performance parameter of the wireless network simulated, the network of external network
The network performance parameter of performance parameter and local network can be ignored and disregard, and therefore, processing equipment 1 can directly will be to be simulated
The network performance parameter of wireless network is directly as network performance parameter to be adjusted.
Wherein, described external network refers to, the net that local network device is communicated by it with outside network device 3
Network;Described local network refers to, the network that local network device is communicated by it with user equipment 2.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be 5ms, packet loss be 0,
External network is in opening all the time, and the message transmission rate of local network is 2000kbit/s, data transmission delay is
2ms, packet loss are that 0, local network is in opening all the time, and the message transmission rate of wireless network to be simulated is
20kbit/s, data transmission delay be 1000ms, packet loss be 30% when, the when of enabling a length of 20s, disable when a length of 3s, extranets
The network performance parameter of the network performance parameter of network and local network is all much better than the network performance of wireless network to be simulated
Parameter, then the network performance parameter of external network and local network can be ignored and disregard, processing equipment 1 is by wireless network to be simulated
The network performance parameter of network, directly as network performance parameter to be adjusted, to obtain message transmission rate to be adjusted is
20kbit/s, data transmission delay are 1000ms, packet loss is 30%, a length of 20s when enabling, a length of 3s when disabling.
2)Processing equipment 1 determines the network performance parameter of the external network being connected with Local wireless network, and then, process sets
The network performance parameter of standby 1 basis wireless network to be simulated, and combine the network performance parameter of external network, to determine and to wait to adjust
Whole network performance parameter.
Specifically, first, processing equipment 1 by the external network that is connected with Local wireless network come external network equipment
3 transmission test datas, then, processing equipment 1 is received external network by the external network being connected with Local wireless network and sets
Standby 3 feedback data to test data being sent, subsequently, processing equipment 1 is according to the quantity of the test data being sent, transmission
Time span needed for time span needed for test data, the quantity of feedback data being received, reception test data, reception
Data and send the information such as time span between data, to be determined by way of calculating be connected with Local wireless network outward
The network performance parameter of portion's network;Then, processing equipment 1 is according to the network performance parameter of wireless network to be simulated, and combines
The network performance parameter of external network, to determine network performance parameter to be adjusted by way of calculating.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be that 300ms, packet loss are
5%th, external network is in opening all the time, and the message transmission rate of wireless network to be simulated be 20kbit/s, data pass
Defeated time delay be 800ms, packet loss be 30% when, the when of enabling a length of 20s, disable when a length of 3s, processing equipment 1 is by these nets
Network performance parameter calculated it may be determined that message transmission rate to be adjusted be 20kbit/s, data transmission delay be 500ms(=
800ms-300ms), packet loss be 25%(=30%-5%), a length of 20s when enabling, a length of 3s when disabling.
Processing equipment 1 passes through the network performance parameter with reference to external network, to determine network performance parameter to be adjusted, that is,
The impact of the network performance parameter to the wireless network simulated for the external network is introduced and calculates, simulated wireless can be improved
The accuracy of the network performance parameter of network, the network performance parameter making simulated wireless network is closer to net to be simulated
Network performance parameter.
3)Processing equipment 1 determines network performance parameter and the local wireless network of the external network being connected with Local wireless network
The network performance parameter of the local network of network;Then, processing equipment 1 is according to wireless network performance parameter to be simulated, and combines
The network performance parameter of external network and the network performance parameter of local network, to determine wireless network performance ginseng to be adjusted
Number.
Specifically, processing equipment 1 determines that the process of network performance parameter of external network is identical with the mode of above-mentioned determination
Or essentially identical, therefore here is omitted, and be incorporated herein by way of reference.Processing equipment 1 passes through Local wireless network
Local network to user equipment 2 send test data, then, processing equipment 1 by the local network of Local wireless network Lai
The feedback data to test data that receive user equipment 2 is sent, subsequently, processing equipment 1 is according to the test data being sent
Quantity, send test data needed for time span, the quantity of feedback data being received, receive test data needed for when
Between length, receiving data and send the information such as time span between data, to determine local wireless network by way of calculating
The network performance parameter of the local network of network;Then, processing equipment 1 is according to the network performance parameter of wireless network to be simulated,
And combine the network performance parameter of external network and the network performance parameter of local network, wait to adjust to determine by way of calculating
Whole network performance parameter.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be that 300ms, packet loss are
5%th, external network is in opening all the time, and the message transmission rate of local network is 1000kbit/s, data transmission delay is
200ms, packet loss are that 5%, local network is in opening all the time, and the message transmission rate of wireless network to be simulated is
When 20kbit/s, data transmission delay are 800ms, packet loss is 30%, the when of enabling a length of 20s, a length of 3s when disabling, process sets
Standby 1 pass through this grade network performance parameter is calculated it may be determined that message transmission rate to be adjusted be 20kbit/s, data biography
Defeated time delay is 300ms(=800ms-300ms-200ms), packet loss be 20%(=30%-5%-5%), a length of 20s, deactivation when enabling
Shi Changwei 3s.
Processing equipment 1 is passed through with reference to the network performance parameter of external network and the network performance parameter of local network, comes really
Fixed network performance parameter to be adjusted, will the external network and local network network performance parameter to the wireless network simulated
Impact all introduce calculating, the accuracy of the network performance parameter of simulated wireless network can be improved further, make institute's mould
The network performance parameter of the wireless network intended is closer to network performance parameter to be simulated.
Any one of network performance parameter when the network performance parameter of external network and local network is inferior to wait to simulate
Network performance parameter when, for example, the message transmission rate of external network is 20kbit/s, and message transmission rate to be simulated
For 40kbit/s, processing equipment 1 can assume information to user, for example, points out user to change external network.Alternately,
Processing equipment 1 can according to determined by the network performance parameter of external network and the network performance parameter of local network, or in advance
Fixed network performance parameter, the network performance parameter to treat simulation is limited, for example, by the data transfer speed of external network
Rate is as the upper limit of message transmission rate to be simulated.
Those skilled in the art will be understood that the mode of above-mentioned determination network performance parameter to be adjusted is only for example, other
The mode of determination that is existing or being likely to occur from now on network performance parameter to be adjusted is such as applicable to the present invention, also should comprise
Within the scope of the present invention, and here is incorporated herein with way of reference.
In step s 2, processing equipment 1, according to network performance parameter to be adjusted, is controlled to local network device,
To simulate the wireless network with network performance parameter to be simulated.
Wherein, the mode that described processing equipment 1 is controlled to local network device is including but not limited to following at least to appoint
One:
1)Processing equipment 1 is controlled to the input of local network device and output data;Wherein, described data includes
Row data and downlink data.Here, described upstream data refers to, user equipment 2 sends to the data of outside network device 3, on
Row data includes user equipment 2 and sends sending to extranets to the up input data of local network device and local network device
The up output data of network equipment 3;Described downlink data refers to, outside network device 3 sends to the data of user equipment 2, under
Row data includes outside network device 3 and sends sending to use to the descending input data of local network device and local network device
The descending output data of family equipment 2.
For simple declaration for the sake of, the present invention to enter data to summarize up input data and descending input data, with defeated
Go out data to summarize up output data and descending output data.Those skilled in the art will be understood that the present invention can be according to treating
Uplink network performance parameter in the network performance parameter of adjustment and downlink network performance parameter, individually or simultaneously to up
Data and downlink data are controlled, to simulate the wireless network with network performance parameter to be simulated.
1.1)Preferably, network performance parameter includes message transmission rate, and processing equipment 1 controls local network device to institute
The data of input is stored;Then, processing equipment 1 controls local network device, according in network performance parameter to be adjusted
Message transmission rate, for example, 20kbit/s, by the data output being stored, for example, the data of output 20kbit per second.Can
Alternatively, processing equipment 1 can detect the data that in the unit interval, local network device is exported, when exported in the unit interval
The quantity of data reaches the data in the unit interval of the message transmission rate defined in network performance parameter to be adjusted
During quantity, processing equipment 1 controls local network device to stop output data and stored the data not exported, until next
Again the data being stored is exported when the individual unit interval starts.
1.2)Preferably, network performance parameter includes data transmission delay, and processing equipment 1 controls local network device execution
Hereinafter operate:First, the data being inputted is stored;Then, stop the stored data of output and carry out timing;Work as meter
When reach in network performance parameter to be adjusted data transmission delay when, for example, when timing reaches 500ms, will be stored
Data output.
1.3)Preferably, network performance parameter includes packet loss, and processing equipment 1 controls local network device to being inputted
Data is stored;Then, processing equipment 1 controls local network device, according to the packet loss in network performance parameter to be adjusted
Rate, for example, 30%, operation is abandoned to the data execution being stored, for example, processing equipment 1 determines the sum of stored data
Amount, then, processing equipment 1 determines data bulk to be abandoned in stored data, subsequently, processing equipment according to packet loss
1 data first being reached local network device or rear reach the data of local network device or the data of fixed interval or with
The data execution conforming to the data bulk of discarding in the data that machine selects abandons operation;Then, processing equipment 1 controls LAN
Network equipment is by through abandoning the data output after operation.
2)Processing equipment 1 is controlled to the wireless signal of local network device;Processing equipment 1 can be by local network
Equipment is disabled and/or is enabled, and the wireless signal of local network device is controlled.Alternately, processing equipment 1 can
By the intensity of increase and/or the wireless signal reducing local network device, carry out the wireless signal to local network device and carry out
Control.Alternately, processing equipment 1 can be come to local network device by closing and/or opening the power supply of local network device
Wireless signal be controlled.
Preferably, network performance parameter includes disabling and/or enables duration, and processing equipment 1 is according to internetworking to be adjusted
Can deactivation duration in parameter and/or enable duration, to control local network device to stop and/or to start transmission wireless signal.
For example, processing equipment 1 can according to disabling duration or enable duration, in the predetermined time, to control local network device to stop or
Start transmission wireless signal, with the wireless network of simulation interruption.Again for example, processing equipment 1 can be according to when disabling duration and enabling
Long, to control local network device to stop or to start transmission wireless signal, to simulate off and on or periodic breaks nothings
Gauze network.
Processing equipment 1 is controlled to the wireless signal of local network device, can lose wireless communication with analog subscriber equipment 2
Number, user equipment 2 search for wireless signal, user equipment 2 reacquire wireless signal process, with the wireless network of simulation interruption
Environment, for example, user is in subway using the situation of user equipment 2.
Those skilled in the art will be understood that above-mentioned the mode that local network device is controlled is only for example, for example,
Above-mentioned multiple control modes can also be combined by processing equipment 1, to simulate the nothing with network performance parameter to be simulated
Gauze network, other modes that local network device is controlled that are existing or being likely to occur from now on are such as applicable to this
Bright, within also should being included in the scope of the present invention, and here is incorporated herein with way of reference.
Fig. 2 illustrates the schematic device of analog wireless networks according to a further aspect of the present invention.There is shown with and processing
The local network device control device 10 that equipment end is controlled to local network device.As shown in Fig. 2 local network device control
Device 10 processed includes the first parameter determination device 11 to be adjusted, control device 12.Specifically, the first parameter determination device to be adjusted
11 according to the network performance parameter of wireless network to be simulated, to determine Local wireless network local network device to be adjusted
Network performance parameter;Control device 12, according to described network performance parameter to be adjusted, is carried out to described local network device
Control, with simulate have described in network performance parameter to be simulated wireless network.
It is constant work between above steps, here, it will be understood by those skilled in the art that " continuing " refers to
State each step respectively in real time, or require according to mode of operation that set or real-time adjustment, true by the first parameter to be adjusted
Determine device 11 and control device 12 continuously carries out the determination of network performance parameter to be adjusted, the simulation of wireless network
Deng until the first parameter determination device 11 to be adjusted stops determining network performance parameter to be adjusted.
First parameter determination device 11 to be adjusted, according to the network performance parameter of wireless network to be simulated, to determine local
The network performance parameter to be adjusted of the local network device of wireless network.
Wherein, the network performance parameter of described wireless network to be simulated refers to, user needs the wireless network institute of simulation
The network performance parameter having;Described Local wireless network refers to, local network device, user equipment 2 and both between
The wireless network that formed of local network;Described local network device refers to, it is possible to provide the wireless signal transmitting-receiving of wireless signal
Equipment, for example, has the wireless network card of WIFI hot spot function, the wireless communication that user equipment 2 can be provided by this wireless network card
Number to be communicated with outside network device 3;Described network performance parameter to be adjusted refers to, control device 12 is to local network
Equipment is controlled the network performance parameter of required foundation.
Wherein, the including but not limited to following at least any one of described network performance parameter:
1)Message transmission rate;Message transmission rate is numerically equal to transmission each second and constitutes the bit number of data code
Amount, the unit of message transmission rate is bits per second(bit/s);
2)Data transmission delay;Data transmission delay refers to from starting to send required for Frame is sent to Frame
All Time, the unit of data transmission delay is millisecond(ms);
3)Packet loss;Packet loss refers to that data packet number lost in the transmission accounts for the ratio of sent packet;
4)Disable duration and/or enable duration;Disable duration and refer to that the time of local network device stopping receiving and transmitting signal is long
Degree, enables duration and refers to that local network device opens the time span of receiving and transmitting signal, disable duration and/or the unit enabling duration
It is the second(s).
Wherein, described first parameter determination device 11 to be adjusted obtains the network performance parameter of wireless network to be simulated
The including but not limited to following at least any one of mode:
1)First parameter determination device 11 to be adjusted is using predetermined network performance parameter as wireless network to be simulated
Network performance parameter;Wherein, predetermined network performance parameter refers to, the network performance parameter of fixation set in advance.Especially,
Predetermined network performance parameter can be one group of poor network performance parameter, and for example, message transmission rate is 20kbit/s, number
According to propagation delay time 1000ms, packet loss 30%, disable duration 3s, enable duration 20s, then, the first parameter determination device to be adjusted
11 determine network performance parameter to be adjusted according to this group network performance parameter, subsequently, control device 12 according to determined by
Network performance parameter to be adjusted, is controlled to local network device, to simulate the nothing with poor network performance parameter
Gauze network;
2)First parameter determination device 11 to be adjusted by the interactive operation with user obtain user submission wait simulate
Network performance parameter;For example, the first parameter determination device 11 to be adjusted provides interactive interface so that user input is required for it
The network performance parameter of simulation, then, the first parameter determination device 11 to be adjusted obtains the network performance parameter that user is inputted,
Subsequently, the first parameter determination device 11 to be adjusted using the network performance parameter being inputted as wireless network to be simulated network
Performance parameter.
Those skilled in the art only will be understood that the mode of the above-mentioned network performance parameter obtaining wireless network to be simulated
For citing, for example, the first parameter determination device 11 to be adjusted also can obtain multigroup predetermined network performance parameter, then, first
Parameter determination device 11 to be adjusted obtains multigroup predetermined network performance ginseng selected by user by the interactive operation with user
In number one group, subsequently, the first parameter determination device 11 to be adjusted is by network performance parameter predetermined for this group selected for user
As the network performance parameter of wireless network to be simulated, to be simulated wireless of other existing or obtaining of being likely to occur from now on
The mode of the network performance parameter of network is such as applicable to the present invention, within also should being included in the scope of the present invention, and here
It is incorporated herein with way of reference.
Wherein, described first parameter determination device 11 to be adjusted according to the network performance parameter of wireless network to be simulated Lai
Determine the mode including but not limited to following 3 of the network performance parameter to be adjusted of the local network device of Local wireless network
Kind:
1)First parameter determination device 11 to be adjusted is by the network performance parameter of wireless network to be simulated directly as treating
The network performance parameter of adjustment.
Specifically, when the network performance parameter of the external network being connected with Local wireless network and Local wireless network
The network performance parameter of local network is all much better than when the network performance parameter of the wireless network simulated, the network of external network
The network performance parameter of performance parameter and local network can be ignored and disregard, therefore, the first parameter determination device 11 to be adjusted
Can directly by the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted.
Wherein, described external network refers to, the net that local network device is communicated by it with outside network device 3
Network;Described local network refers to, the network that local network device is communicated by it with user equipment 2.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be 5ms, packet loss be 0,
External network is in opening all the time, and the message transmission rate of local network is 2000kbit/s, data transmission delay is
2ms, packet loss are that 0, local network is in opening all the time, and the message transmission rate of wireless network to be simulated is
20kbit/s, data transmission delay be 1000ms, packet loss be 30% when, the when of enabling a length of 20s, disable when a length of 3s, extranets
The network performance parameter of the network performance parameter of network and local network is all much better than the network performance of wireless network to be simulated
Parameter, then the network performance parameter of external network and local network can be ignored and disregard, the first parameter determination device 11 to be adjusted
By the network performance parameter of wireless network to be simulated directly as network performance parameter to be adjusted, to obtain number to be adjusted
According to transfer rate be 20kbit/s, data transmission delay be 1000ms, packet loss be 30%, enable when a length of 20s, disable duration
For 3s.
2)First parameter determination device 11 to be adjusted includes external parameter determining unit(Not shown)With the second ginseng to be adjusted
Number determining unit(Not shown), the network performance of the external network that the determination of external parameter determining unit is connected with Local wireless network
Parameter, then, the second parameter determination unit to be adjusted is according to the network performance parameter of wireless network to be simulated, and combines outside
The network performance parameter of network, to determine network performance parameter to be adjusted.
Specifically, first, external parameter determining unit by the external network that is connected with Local wireless network come to outside
The network equipment 3 sends test data, then, external parameter determining unit by the external network that is connected with Local wireless network Lai
Receive the feedback data to test data that sent of outside network device 3, subsequently, external parameter determining unit is according to being sent
The quantity of test data, send test data needed for time span, the quantity of feedback data being received, receive test number
According to information such as the time spans between required time span, receiving data and transmission data, to be determined by way of calculating
The network performance parameter of the external network being connected with Local wireless network;Then, the second parameter determination unit to be adjusted is according to treating
The network performance parameter of the wireless network of simulation, and combine the network performance parameter of external network, come really by way of calculating
Fixed network performance parameter to be adjusted.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be that 300ms, packet loss are
5%th, external network is in opening all the time, and the message transmission rate of wireless network to be simulated be 20kbit/s, data pass
Defeated time delay be 800ms, packet loss be 30% when, the when of enabling a length of 20s, disable when a length of 3s, the second parameter determination unit to be adjusted
By being calculated to these network performance parameters it may be determined that message transmission rate to be adjusted is 20kbit/s, data transfer
Time delay is 500ms(=800ms-300ms), packet loss be 25%(=30%-5%), a length of 20s when enabling, a length of 3s when disabling.
First parameter determination device 11 to be adjusted passes through the network performance parameter with reference to external network, to determine to be adjusted
Network performance parameter, will the network performance parameter to the wireless network simulated for the external network impact introduce calculate, permissible
Improve the accuracy of the simulated network performance parameter of wireless network, make the network performance parameter of simulated wireless network more
Close to network performance parameter to be simulated.
3)First parameter determination device 11 to be adjusted includes outside and inner parameter determining unit(Not shown)Treat with the 3rd
Adjusting parameter determining unit(Not shown), the extranets that outside and inner parameter determining unit determination is connected with Local wireless network
The network performance parameter of the local network of the network performance parameter of network and Local wireless network;Then, the 3rd parameter to be adjusted is true
Order unit is according to wireless network performance parameter to be simulated, and combines the network performance parameter of external network and the net of local network
Network performance parameter, to determine wireless network performance parameter to be adjusted.
Specifically, outside and inner parameter determining unit determines that the process of network performance parameter of external network is true with above-mentioned
Fixed mode is identical or essentially identical, therefore here is omitted, and is incorporated herein by way of reference.Outside and inner parameter
The local network that determining unit passes through Local wireless network sends test data to user equipment 2, then, outside and inner parameter
The feedback coefficient to test data that determining unit is sent come receive user equipment 2 by the local network of Local wireless network
According to, subsequently, outside and inner parameter determining unit according to the quantity of the test data being sent, send needed for test data when
Between length, the quantity of feedback data being received, receive test data needed for time span, receiving data with send data it
Between the information such as time span, to determine the network performance parameter of the local network of Local wireless network by way of calculating;
Then, the 3rd parameter determination unit to be adjusted is according to the network performance parameter of wireless network to be simulated, and combines external network
Network performance parameter and local network network performance parameter, to determine network performance ginseng to be adjusted by way of calculating
Number.
For example, the message transmission rate of external network be 2000kbit/s, data transmission delay be that 300ms, packet loss are
5%th, external network is in opening all the time, and the message transmission rate of local network is 1000kbit/s, data transmission delay is
200ms, packet loss are that 5%, local network is in opening all the time, and the message transmission rate of wireless network to be simulated is
20kbit/s, data transmission delay be 800ms, packet loss be 30% when, the when of enabling a length of 20s, disable when a length of 3s, the 3rd treats
Adjusting parameter determining unit is by being calculated it may be determined that message transmission rate to be adjusted is to this grade network performance parameter
20kbit/s, data transmission delay are 300ms(=800ms-300ms-200ms), packet loss be 20%(=30%-5%-5%), enable
A length of 3s when Shi Changwei 20s, deactivation.
First parameter determination device 11 to be adjusted passes through with reference to the network performance parameter of external network and the net of local network
Network performance parameter, to determine network performance parameter to be adjusted, will external network and local network to the wireless network simulated
The impact of the network performance parameter of network all introduces calculating, can improve the network performance parameter of simulated wireless network further
Accuracy, the network performance parameter making simulated wireless network is closer to network performance parameter to be simulated.
Any one of network performance parameter when the network performance parameter of external network and local network is inferior to wait to simulate
Network performance parameter when, for example, the message transmission rate of external network is 20kbit/s, and message transmission rate to be simulated
For 40kbit/s, processing equipment 1 can assume information to user, for example, points out user to change external network.Alternately,
Processing equipment 1 can according to determined by the network performance parameter of external network and the network performance parameter of local network, or in advance
Fixed network performance parameter, the network performance parameter to treat simulation is limited, for example, by the data transfer speed of external network
Rate is as the upper limit of message transmission rate to be simulated.
Those skilled in the art will be understood that the mode of above-mentioned determination network performance parameter to be adjusted is only for example, other
The mode of determination that is existing or being likely to occur from now on network performance parameter to be adjusted is such as applicable to the present invention, also should comprise
Within the scope of the present invention, and here is incorporated herein with way of reference.
Control device 12, according to network performance parameter to be adjusted, is controlled to local network device, is had with simulating
The wireless network of network performance parameter to be simulated.
Wherein, the mode that described control device 12 is controlled to local network device is including but not limited to following at least to appoint
One:
1)Control device 12 is controlled to the input of local network device and output data;Wherein, described data includes
Upstream data and downlink data.Here, described upstream data refers to, user equipment 2 sends to the data of outside network device 3,
Upstream data includes user equipment 2 and sends sending to outside to the up input data of local network device and local network device
The up output data of the network equipment 3;Described downlink data refers to, outside network device 3 sends to the data of user equipment 2,
Downlink data include outside network device 3 send to the descending input data of local network device and local network device send to
The descending output data of user equipment 2.
For simple declaration for the sake of, the present invention to enter data to summarize up input data and descending input data, with defeated
Go out data to summarize up output data and descending output data.Those skilled in the art will be understood that the present invention can be according to treating
Uplink network performance parameter in the network performance parameter of adjustment and downlink network performance parameter, individually or simultaneously to up
Data and downlink data are controlled, to simulate the wireless network with network performance parameter to be simulated.
1.1)Preferably, control device 12 includes the first memory element(Not shown)With the first output unit(Not shown),
Network performance parameter includes message transmission rate, and the first memory element controls local network device that the data being inputted is deposited
Storage;Then, the first output unit controls local network device, according to the data transfer speed in network performance parameter to be adjusted
Rate, for example, 20kbit/s, by the data output being stored, for example, the data of output 20kbit per second.Alternately, control dress
Put 12 and can detect the data that in the unit interval, local network device is exported, when the quantity of the data being exported in the unit interval reaches
During the quantity of data in the unit interval of message transmission rate defined in network performance parameter to be adjusted, control dress
Put 12 control local network devices to stop output data and stored the data not exported, until the next unit interval opens
Again the data being stored is exported during the beginning.
1.2)Preferably, control device 12 includes the second memory element(Not shown), timing unit(Not shown)With second
Output unit(Not shown), network performance parameter includes data transmission delay, and first, the second memory element controls local network to set
Standby the data being inputted is stored;Then, timing unit controls local network device to stop the stored data of output simultaneously
Carry out timing;When timing reaches the data transmission delay in network performance parameter to be adjusted, for example, when timing reaches
During 500ms, the second output unit controls local network device by the data output being stored.
1.3)Preferably, control device 12 includes the 3rd memory element(Not shown), discarding unit(Not shown)With the 3rd
Output unit(Not shown), network performance parameter includes packet loss, and the 3rd memory element controls local network device to being inputted
Data stored;Then, discarding unit controls local network device, according to the packet loss in network performance parameter to be adjusted
Rate, for example, 30%, operation is abandoned to the data execution being stored, for example, discarding unit determines the total quantity of stored data,
Then, discarding unit determines data bulk to be abandoned in stored data according to packet loss, and subsequently, discarding unit will be first
Reach data or the rear data of arrival local network device or the data of fixed interval or the random selection of local network device
Data in conform to abandon data bulk data execution abandon operation;Then, control device 12 the 3rd output unit control
Local network device processed is by through abandoning the data output after operation.
2)Control device 12 is controlled to the wireless signal of local network device;Control device 12 can be by LAN
Network equipment is disabled and/or is enabled, and the wireless signal of local network device is controlled.Alternately, control device
12 can carry out the wireless signal to local network device by the intensity of increase and/or the wireless signal reducing local network device
It is controlled.Alternately, control device 12 can be come to LAN by closing and/or opening the power supply of local network device
The wireless signal of network equipment is controlled.
Preferably, control device 12 includes deactivation and enables unit(Not shown), network performance parameter include disable and/or open
With duration, disable and enable unit(According to the deactivation duration in network performance parameter to be adjusted and/or enable duration, to control
Local network device stops and/or starts transmission wireless signal.For example, disable enable unit can be according to disabling duration or when enabling
Long, in the predetermined time, to control local network device to stop or to start transmission wireless signal, with the wireless network of simulation interruption
Network.Again for example, deactivation enables unit and according to disabling duration and can enable duration, to control local network device to stop or to start biography
Defeated wireless signal, to simulate off and on or periodic breaks wireless networks.
Control device 12 is controlled to the wireless signal of local network device, can be lost wirelessly with analog subscriber equipment 2
Wireless signal searched for by signal, user equipment 2, user equipment 2 reacquires the process of wireless signal, with the wireless network of simulation interruption
Network environment, for example, user is in subway using the situation of user equipment 2.
Those skilled in the art will be understood that above-mentioned the mode that local network device is controlled is only for example, for example,
Above-mentioned multiple control modes can also be combined by control device 12, to simulate the nothing with network performance parameter to be simulated
Gauze network, other modes that local network device is controlled that are existing or being likely to occur from now on are such as applicable to this
Bright, within also should being included in the scope of the present invention, and here is incorporated herein with way of reference.
It should be noted that the present invention can be carried out in software and/or software with the assembly of hardware, for example, can adopt
Use special IC(ASIC), general purpose computer or any other similar hardware device to be realizing.In an embodiment
In, the software program of the present invention can realize steps described above or function by computing device.Similarly, the present invention
Software program(Including related data structure)Can be stored in computer readable recording medium storing program for performing, for example, RAM memory,
Magnetically or optically driver or floppy disc and similar devices.In addition, some steps of the present invention or function can employ hardware to realize, example
As coordinated thus executing the circuit of each step or function as with processor.
In addition, the part of the present invention can be applied to computer program, such as computer program instructions, when its quilt
During computer execution, by the operation of this computer, can call or provide the method according to the invention and/or technical scheme.
And call the programmed instruction of the method for the present invention, it is possibly stored in fixing or moveable recording medium, and/or pass through
Data flow in broadcast or other signal bearing medias and be transmitted, and/or be stored according to described program instruction operation
In the working storage of computer equipment.Here, including a device according to one embodiment of present invention, this device includes using
In memorizer and the processor for execute program instructions of storage computer program instructions, wherein, when this computer program refers to
When order is by this computing device, trigger the method based on aforementioned multiple embodiments according to the present invention for this plant running and/or skill
Art scheme.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as limiting involved claim.This
Outward it is clear that " inclusion " one word is not excluded for other units or step, odd number is not excluded for plural number.In system claims, statement is multiple
Unit or device can also be realized by software or hardware by a unit or device.The first, the second grade word is used for table
Show title, and be not offered as any specific order.
Claims (16)
1. a kind of method of analog wireless networks, wherein, the method includes:
The network performance parameter of the external network that a determination is connected with Local wireless network;Net according to wireless network to be simulated
Network performance parameter, and combine the network performance parameter of described external network, to determine the local network of described Local wireless network
The network performance parameter to be adjusted of equipment;
B, according to described network performance parameter to be adjusted, is controlled to described local network device, with simulate have described in treat
The wireless network of the network performance parameter of simulation.
2. method according to claim 1, wherein, described step a includes:
The network performance parameter of external network and the LAN of Local wireless network that-determination is connected with described Local wireless network
The network performance parameter of network;
- according to wireless network performance parameter to be simulated, and combine the network performance parameter of described external network and described local
The network performance parameter of network, to determine described wireless network performance parameter to be adjusted.
3. method according to claim 1 and 2, wherein, described network performance parameter is including but not limited to following at least to appoint
One:
- message transmission rate;
- data transmission delay;
- packet loss;
- disable duration and/or enable duration.
4. method according to claim 3, wherein, described include to the mode that local network device is controlled but does not limit
In following at least any one:
- input of local network device and output data are controlled;
- wireless signal of local network device is controlled.
5. method according to claim 4, wherein, described network performance parameter includes message transmission rate, wherein, described
Step b includes:
- control described local network device that the data being inputted is stored;
- control described local network device, according to the message transmission rate in described network performance parameter to be adjusted, will be deposited
The data output of storage.
6. the method according to claim 4 or 5, wherein, described network performance parameter includes data transmission delay, wherein,
Described step b includes:
- control the following operation of described local network device execution:
- data being inputted is stored;
- stop the stored data of output and carry out timing;
- when described timing reaches the data transmission delay in described network performance parameter to be adjusted, by the data being stored
Output.
7. the method according to any one of claim 4 to 6, wherein, described network performance parameter includes packet loss, its
In, described step b includes:
- control described local network device that the data being inputted is stored;
- control described local network device, according to the packet loss in described network performance parameter to be adjusted, to the number being stored
Abandon operation according to execution;
- control described local network device by through abandoning the data output after operation.
8. the method according to any one of claim 4 to 7, wherein, described network performance parameter includes disabling and/or opening
With duration, wherein, described step b includes:
- according to the deactivation duration in described network performance parameter to be adjusted and/or enable duration, to control described local network
Equipment stops and/or starts transmission wireless signal.
9. a kind of device of analog wireless networks, wherein, this device includes:
First parameter determination device to be adjusted, for determining the network performance ginseng of the external network being connected with Local wireless network
Number;According to the network performance parameter of wireless network to be simulated, and the network performance parameter with reference to described external network, to determine
The network performance parameter to be adjusted of the local network device of described Local wireless network;
Control device, for according to described network performance parameter to be adjusted, being controlled to described local network device, with mould
Draw up have described in network performance parameter to be simulated wireless network.
10. device according to claim 9, wherein, described first parameter determination device to be adjusted includes:
Outside and inner parameter determining unit, for determining the network performance of the external network being connected with described Local wireless network
The network performance parameter of the local network of parameter and Local wireless network;
3rd parameter determination unit to be adjusted, for basis wireless network performance parameter to be simulated, and combines described extranets
The network performance parameter of network and the network performance parameter of described local network, to determine described wireless network performance ginseng to be adjusted
Number.
11. devices according to claim 9 or 10, wherein, described network performance parameter is including but not limited to following at least
Any one:
- message transmission rate;
- data transmission delay;
- packet loss;
- disable duration and/or enable duration.
12. devices according to claim 11, wherein, described the mode that local network device is controlled is included but not
It is limited to following at least any one:
- input of local network device and output data are controlled;
- wireless signal of local network device is controlled.
13. devices according to claim 12, wherein, described network performance parameter includes message transmission rate, wherein, institute
State control device to include:
First memory element, for controlling described local network device that the data being inputted is stored;
First output unit, for controlling described local network device, according to the number in described network performance parameter to be adjusted
According to transfer rate, by the data output being stored.
14. devices according to claim 12 or 13, wherein, described network performance parameter includes data transmission delay, its
In, described control device includes:
Second memory element, for controlling described local network device, stores to the data being inputted;
Timing unit, for controlling described local network device, stops the stored data of output and carries out timing;
Second output unit, for controlling described local network device, when described timing reaches described network performance to be adjusted
During data transmission delay in parameter, by the data output being stored.
15. devices according to any one of claim 12 to 14, wherein, described network performance parameter includes packet loss,
Wherein, described control device includes:
3rd memory element, for controlling described local network device that the data being inputted is stored;
Discarding unit, for controlling described local network device, according to the packet loss in described network performance parameter to be adjusted,
Operation is abandoned to the data execution being stored;
3rd output unit, for controlling described local network device by through abandoning the data output after operation.
16. devices according to any one of claim 12 to 15, wherein, described network performance parameter include disable and/
Or enable duration, wherein, described control device includes:
Deactivation enables unit, for according to the deactivation duration in described network performance parameter to be adjusted and/or enable duration, coming
Control described local network device to stop and/or start transmission wireless signal.
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